Merge remote-tracking branch 'origin/develop' into irc-to-js

packages/rocketchat-api/server/v1/chat.js

packages/rocketchat-lib/package.js

packages/rocketchat-lib/server/methods/getSingleMessage.js

packages/rocketchat-lib/server/startup/settings.js

packages/rocketchat-lib/server/startup/settingsOnLoadSMTP.js

packages/rocketchat-markdown/markdown.js

packages/rocketchat-markdown/markdowncode.js

packages/rocketchat-ui-admin/client/admin.html

packages/rocketchat-ui-sidenav/client/toolbar.html

tests/end-to-end/api/05-chat.js

tests/end-to-end/ui/04-main-elements-render.js

tests/end-to-end/ui/11-admin.js

tests/end-to-end/ui/12-settings.js

tests/end-to-end/ui/13-permissions.js

tests/pageobjects/main-content.page.js

tests/pageobjects/side-nav.page.js